conv {pracma} | R Documentation |
Polynomial Convolution
Description
Convolution and polynomial multiplication.
Usage
conv(x, y)
Arguments
x , y |
real or complex vectors. |
Details
r = conv(p,q)
convolves vectors p
and q
.
Algebraically, convolution is the same operation as multiplying the
polynomials whose coefficients are the elements of p
and q
.
Value
Another vector.
Note
conv
utilizes fast Fourier transformation.
See Also
Examples
conv(c(1, 1, 1), 1)
conv(c(1, 1, 1), c(0, 0, 1))
conv(c(-0.5, 1, -1), c(0.5, 0, 1))
[Package pracma version 2.4.4 Index]